import Vue from 'vue'
import VueRouter from 'vue-router'
import Home from '../views/Home.vue'
import home from "./home.js"
import Login from "../views/Login.vue"
Vue.use(VueRouter)

const routes = [
  {
    path: '/',
    name: 'Home',
    component: Home,
    children: home

  },
  {
    path: '/about',
    name: 'About',
    // route level code-splitting
    // this generates a separate chunk (about.[hash].js) for this route
    // which is lazy-loaded when the route is visited.
    component: () => import(/* webpackChunkName: "about" */ '../views/About.vue')
  },
  {
    path: '/login',
    name: 'Login',
    component: Login,
    // children:Login

  },
]

const router = new VueRouter({
  mode: 'history',
  base: process.env.BASE_URL,
  routes
})

// 必须登录成功后才能进首页
router.beforeEach((to, from, next) => {
  if (to.path === '/login') return next();
  const tokenStr = window.sessionStorage.getItem('token')
  if(!tokenStr) return next('/login')
  next()
})

export default router
